This app is amazing, it not only has a full range of tools and options to turn your images into masterpieces of digital 'glitch' art but it uses the accelerometer to modify each of the images rendering parameters on the fly as you tilt/move your phone.

This app enables you to create your own unique and custom T-shirt designs with a host of tools at your fingertips (incl. color, fonts, filters). Once you've completed your design you can print the shirt and have it shipped out worldwide for $19.99 plus shipping.

This app is a stellar visual presentation considering its a remote control for use with the Philips Hue Bridge interactive lighting system. Super colorful yet minimal interface elements. It includes speech-recognition, iCloud sync and the Hue Server desktop app counterpart to boot.

A dynamic drawing engine that enables you to create geometric patterns using a number of easy to manipulate stencils and changable color palettes. As you drag your finger around your screen you replicate your custom patterns in overlapping and mesmerizing super colorful swirls.